\chapter{Appendix C: Tool Integration Guide}

\section{Overview}

This appendix provides comprehensive guidance for integrating Claude Code with development tools and workflows. These integrations enhance productivity by seamlessly incorporating AI-assisted development into existing toolchains and processes.

\section{Chapter References}

\begin{itemize}
\item \textbf{Chapter 5}: Development Environment Setup - Basic tool configuration
\item \textbf{Chapter 10}: Workflow Optimization - Advanced integration patterns
\item \textbf{Chapter 11}: Team Collaboration - Multi-developer tool coordination
\item \textbf{Chapter 12}: Continuous Integration - Automated workflow integration
\end{itemize}

---

\section{IDE and Editor Integrations}

\subsection{VS Code Integration}

\subsubsection{Claude Code Extension Setup}
\begin{lstlisting}[language=bash]
{
  "claude-code.autoStart": true,
  "claude-code.contextFiles": [
    "README.md",
    "CONTRIBUTING.md",
    ".env.example"
  ],
  "claude-code.workspaceConfig": {
    "excludePatterns": [
      "node\_modules/**",
      ".git/**",
      "dist/**",
      "build/**"
    ],
    "maxFileSize": "1MB"


\end{lstlisting}

\subsubsection{Custom Keybindings}
\begin{lstlisting}[language=bash]
[
  {
    "key": "ctrl+shift+c",
    "command": "claude-code.startSession",
    "when": "editorTextFocus"
  },
  {
    "key": "ctrl+shift+a",
    "command": "claude-code.analyzeSelection",
    "when": "editorHasSelection"
  },
  {
    "key": "ctrl+shift+r",
    "command": "claude-code.reviewFile",
    "when": "resourceExtname in supportedLanguages"

]
\end{lstlisting}

\subsubsection{Workspace Tasks Integration}
\begin{lstlisting}[language=bash]
{
  "version": "2.0.0",
  "tasks": [
    {
      "label": "Claude Code Review",
      "type": "shell",
      "command": "claude-code",
      "args": ["review", "${file}"],
      "group": "build",
      "presentation": {
        "echo": true,
        "reveal": "always",
        "panel": "new"

    },
    {
      "label": "Generate Tests with Claude",
      "type": "shell",
      "command": "claude-code",
      "args": ["generate-tests", "${fileDirname}/${fileBasename}"],
      "group": "test"

  ]

\end{lstlisting}

\subsection{JetBrains IDEs Integration}

\subsubsection{IntelliJ IDEA Plugin Configuration}
\begin{lstlisting}[language=XML]
<!-- claude-code-plugin.xml -->
<idea-plugin>
  <id>com.anthropic.claude-code</id>
  <name>Claude Code Assistant</name>
  
  <actions>
    <action id="ClaudeCode.AnalyzeCode" 
            class="com.anthropic.claudecode.AnalyzeAction"
            text="Analyze with Claude Code">
      <keyboard-shortcut keymap="$default" first-keystroke="ctrl shift C"/>
    </action>
  </actions>
  
  <extensions defaultExtensionProvider="com.intellij">
    <toolWindow id="Claude Code" 
                factoryClass="com.anthropic.claudecode.ToolWindowFactory"
                anchor="bottom"/>
  </extensions>
</idea-plugin>
\end{lstlisting}

\subsubsection{Live Templates for Common Patterns}
\begin{lstlisting}[language=XML]
<template name="claude-review" value="// Claude Code Review Request:&#10;// Please analyze this code for:&#10;// - Functionality and correctness&#10;// - Performance considerations&#10;// - Security implications&#10;// - Maintainability improvements&#10;$END$" description="Claude Code review template"/>

<template name="claude-debug" value="// Claude Code Debug Request:&#10;// Issue: $ISSUE$&#10;// Expected: $EXPECTED$&#10;// Actual: $ACTUAL$&#10;// Context: $CONTEXT$&#10;$END$" description="Claude Code debugging template"/>
\end{lstlisting}

\subsection{Vim/Neovim Integration}

\subsubsection{Plugin Configuration (Lua)}
\begin{lstlisting}
-- ~/.config/nvim/lua/claude-code.lua
local M = {}

M.setup = function(opts)
  opts = opts or {}
  
  -- Default configuration
  local config = {
    auto\_start = opts.auto\_start or false,
    context\_files = opts.context\_files or {"README.md", ".env.example"},
    max\_file\_size = opts.max\_file\_size or 1048576, -- 1MB

  -- Key mappings
  vim.keymap.set('n', '<leader>cc', ':ClaudeCodeStart<CR>', {desc = 'Start Claude Code session'})
  vim.keymap.set('v', '<leader>ca', ':ClaudeCodeAnalyze<CR>', {desc = 'Analyze selection'})
  vim.keymap.set('n', '<leader>cr', ':ClaudeCodeReview<CR>', {desc = 'Review current file'})
  
  -- Commands
  vim.api.nvim\_create\_user\_command('ClaudeCodeStart', function()
    vim.fn.system('claude-code --session-start')
  end, {})
  
  vim.api.nvim\_create\_user\_command('ClaudeCodeAnalyze', function()
    local selection = vim.fn.getline("'<", "'>")
    vim.fn.system('claude-code --analyze', selection)
  end, {range = true})
  
  return config
end

return M
\end{lstlisting}

\subsubsection{Vim Script Integration}
\begin{lstlisting}
" ~/.vimrc or ~/.config/nvim/init.vim
function! ClaudeCodeReview()
  let l:filename = expand('%:p')
  let l:output = system('claude-code review "' . l:filename . '"')
  echo l:output
endfunction

function! ClaudeCodeExplain() range
  let l:lines = getline(a:firstline, a:lastline)
  let l:code = join(l:lines, "\n")
  let l:output = system('claude-code explain', l:code)
  echo l:output
endfunction

" Key mappings
nnoremap <leader>cr :call ClaudeCodeReview()<CR>
vnoremap <leader>ce :call ClaudeCodeExplain()<CR>
\end{lstlisting}

\subsection{Sublime Text Integration}

\subsubsection{Package Configuration}
\begin{lstlisting}[language=bash]
{
  "auto\_complete\_triggers": [
    {"selector": "source.python", "characters": "claude:"},
    {"selector": "source.javascript", "characters": "claude:"},
    {"selector": "source.java", "characters": "claude:"}
  ],
  "claude\_code\_settings": {
    "api\_endpoint": "http://localhost:8080/api",
    "timeout": 30,
    "max\_context\_size": 100000


\end{lstlisting}

---

\section{Version Control Workflow Patterns}

\subsection{Git Integration Strategies}

\subsubsection{Pre-commit Hooks with Claude Code}
\begin{lstlisting}[language=bash]
# !/bin/sh
# .git/hooks/pre-commit

# Run Claude Code review on staged files
staged\_files=$(git diff --cached --name-only --diff-filter=ACM)

if [ ! -z "$staged\_files" ]; then
    echo "Running Claude Code review on staged files..."
    
    for file in $staged\_files; do
        if claude-code review "$file" --format json | jq -e '.issues | length > 0'; then
            echo "\\textcolor{red}{$\\times$} Issues found in $file. Please address before committing."
            claude-code review "$file" --format human
            exit 1
        fi
    done
    
    echo "\\textcolor{green}{$\\checkmark$} All staged files passed Claude Code review"
fi
\end{lstlisting}

\subsubsection{Commit Message Enhancement}
\begin{lstlisting}[language=bash]
# !/bin/sh
# .git/hooks/prepare-commit-msg

COMMIT\_MSG\_FILE=$1
COMMIT\_SOURCE=$2
SHA1=$3

# Generate enhanced commit message with Claude Code
if [ "$COMMIT\_SOURCE" = "message" ]; then
    # Get changed files
    changed\_files=$(git diff --cached --name-only)
    
    # Generate contextual commit message
    enhanced\_msg=$(claude-code commit-message \
        --files "$changed\_files" \
        --current-message "$(cat $COMMIT\_MSG\_FILE)")
    
    if [ ! -z "$enhanced\_msg" ]; then
        echo "$enhanced\_msg" > $COMMIT\_MSG\_FILE
    fi
fi
\end{lstlisting}

\subsubsection{Branch-based Review Workflows}
\begin{lstlisting}[language=bash]
# .github/workflows/claude-review.yml
name: Claude Code Review
on:
  pull\_request:
    types: [opened, synchronize]

jobs:
  claude-review:
    runs-on: ubuntu-latest
    steps:
\begin{itemize}
\item uses: actions/checkout@v3
        with:
          fetch-depth: 0
\end{itemize}
      
\begin{itemize}
\item name: Setup Claude Code
        run: |
          pip install claude-code
          claude-code --version
\end{itemize}
      
\begin{itemize}
\item name: Review Changed Files
        run: |
          # Get files changed in PR
          changed\_files=$(git diff --name-only origin/main..HEAD)
\end{itemize}
          
          # Review each file and collect results
          review\_results=""
          for file in $changed\_files; do
            result=$(claude-code review "$file" --format json)
            review\_results="$review\_results\n$result"
          done
          
          # Post results as PR comment
          echo "$review\_results" | claude-code format-pr-comment \
            --pr-number ${{ github.event.number }} \
            --repo ${{ github.repository }}
\end{lstlisting}

\subsection{Advanced Git Workflows}

\subsubsection{Semantic Branch Management}
\begin{lstlisting}[language=bash]
# !/bin/bash
# scripts/create-feature-branch.sh

feature\_description="$1"
if [ -z "$feature\_description" ]; then
    echo "Usage: $0 'feature description'"
    exit 1
fi

# Generate branch name with Claude Code
branch\_name=$(claude-code generate-branch-name \
    --description "$feature\_description" \
    --prefix "feature/" \
    --max-length 50)

# Create and switch to branch
git checkout -b "$branch\_name"

# Generate initial implementation plan
claude-code plan-feature \
    --description "$feature\_description" \
    --output "FEATURE\_PLAN.md"

echo "Created branch: $branch\_name"
echo "Feature plan saved to: FEATURE\_PLAN.md"
\end{lstlisting}

\subsubsection{Automated Code Documentation}
\begin{lstlisting}[language=bash]
# !/bin/bash
# scripts/update-docs.sh

# Generate documentation for changed files
changed\_files=$(git diff --name-only HEAD~1 HEAD)

for file in $changed\_files; do
    if [[ $file =~ \.(py|js|ts|java|go)$ ]]; then
        # Generate/update documentation
        claude-code document "$file" \
            --format markdown \
            --output "docs/api/$(basename $file .${file##*.}).md"
        
        # Generate inline documentation
        claude-code add-docstrings "$file" --in-place
    fi
done

# Update README if new features were added
if git diff --name-only HEAD~1 HEAD | grep -E "(feature|src)" > /dev/null; then
    claude-code update-readme \
        --project-dir . \
        --sections features,usage,api
fi
\end{lstlisting}

---

\section{CI/CD Pipeline Integration}

\subsection{GitHub Actions Integration}

\subsubsection{Comprehensive Claude Code Workflow}
\begin{lstlisting}[language=bash]
# .github/workflows/claude-integration.yml
name: Claude Code Integration

on:
  push:
    branches: [main, develop]
  pull\_request:
    branches: [main]

env:
  CLAUDE\_API\_KEY: ${{ secrets.CLAUDE\_API\_KEY }}

jobs:
  code-analysis:
    runs-on: ubuntu-latest
    
    steps:
\begin{itemize}
\item name: Checkout code
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
\end{itemize}
      
\begin{itemize}
\item name: Setup Python
        uses: actions/setup-python@v4
        with:
          python-version: '3.9'
\end{itemize}
      
\begin{itemize}
\item name: Install Claude Code
        run: |
          pip install claude-code
          claude-code configure --api-key $CLAUDE\_API\_KEY
\end{itemize}
      
\begin{itemize}
\item name: Run Code Analysis
        run: |
          # Analyze all source files
          claude-code analyze . \
            --exclude "tests,docs,build" \
            --format json \
            --output analysis-results.json
\end{itemize}
      
\begin{itemize}
\item name: Generate Security Review
        run: |
          claude-code security-scan . \
            --severity medium \
            --format sarif \
            --output security-results.sarif
\end{itemize}
      
\begin{itemize}
\item name: Upload Results
        uses: actions/upload-artifact@v3
        with:
          name: claude-analysis-results
          path: |
            analysis-results.json
            security-results.sarif
\end{itemize}

  automated-testing:
    runs-on: ubuntu-latest
    needs: code-analysis
    
    steps:
\begin{itemize}
\item name: Checkout code
        uses: actions/checkout@v3
\end{itemize}
      
\begin{itemize}
\item name: Generate Missing Tests
        run: |
          # Find files without adequate test coverage
          untested\_files=$(claude-code find-untested \
            --min-coverage 80 \
            --source-dir src)
\end{itemize}
          
          # Generate tests for untested files
          for file in $untested\_files; do
            claude-code generate-tests "$file" \
              --framework pytest \
              --output-dir tests/generated
          done
      
\begin{itemize}
\item name: Run Generated Tests
        run: |
          pytest tests/generated/ -v --cov=src
\end{itemize}
      
\begin{itemize}
\item name: Validate Test Quality
        run: |
          claude-code review-tests tests/generated/ \
            --criteria coverage,edge\_cases,maintainability
\end{itemize}

  documentation-update:
    runs-on: ubuntu-latest
    if: github.event\_name == 'push' && github.ref == 'refs/heads/main'
    
    steps:
\begin{itemize}
\item name: Checkout code
        uses: actions/checkout@v3
        with:
          token: ${{ secrets.GITHUB\_TOKEN }}
\end{itemize}
      
\begin{itemize}
\item name: Update Documentation
        run: |
          # Generate API documentation
          claude-code generate-docs src/ \
            --format markdown \
            --output docs/api/
\end{itemize}
          
          # Update README with new features
          claude-code update-readme . \
            --auto-detect-features \
            --update-examples
      
\begin{itemize}
\item name: Commit Documentation Updates
        run: |
          git config --local user.email "action@github.com"
          git config --local user.name "GitHub Action"
          git add docs/ README.md
          git diff --staged --quiet || git commit -m "Auto-update documentation [skip ci]"
          git push
\end{itemize}
\end{lstlisting}

\subsubsection{Custom Action for Claude Code}
\begin{lstlisting}[language=bash]
# .github/actions/claude-review/action.yml
name: 'Claude Code Review'
description: 'Perform comprehensive code review using Claude Code'

inputs:
  files:
    description: 'Files to review (space-separated)'
    required: false
    default: '.'
  format:
    description: 'Output format (json, markdown, github)'
    required: false
    default: 'github'
  severity:
    description: 'Minimum issue severity (low, medium, high)'
    required: false
    default: 'medium'

outputs:
  results:
    description: 'Review results'
    value: ${{ steps.review.outputs.results }}
  issues\_found:
    description: 'Number of issues found'
    value: ${{ steps.review.outputs.issues\_found }}

runs:
  using: 'composite'
  steps:
\begin{itemize}
\item name: Run Claude Code Review
      id: review
      shell: bash
      run: |
        results=$(claude-code review ${{ inputs.files }} \
          --format ${{ inputs.format }} \
          --min-severity ${{ inputs.severity }})
\end{itemize}
        
        echo "results<<EOF" >> $GITHUB\_OUTPUT
        echo "$results" >> $GITHUB\_OUTPUT
        echo "EOF" >> $GITHUB\_OUTPUT
        
        issues\_count=$(echo "$results" | jq -r '.issues | length' 2>/dev/null || echo "0")
        echo "issues\_found=$issues\_count" >> $GITHUB\_OUTPUT
\end{lstlisting}

\subsection{Jenkins Integration}

\subsubsection{Pipeline Configuration}
\begin{lstlisting}
// Jenkinsfile
pipeline {
    agent any
    
    environment {
        CLAUDE\_API\_KEY = credentials('claude-api-key')

    stages {
        stage('Setup') {
            steps {
                sh 'pip install claude-code'
                sh 'claude-code configure --api-key $CLAUDE\_API\_KEY'


        stage('Code Analysis') {
            parallel {
                stage('Quality Review') {
                    steps {
                        script {
                            def analysisResult = sh(
                                script: 'claude-code analyze . --format json',
                                returnStdout: true
                            ).trim()
                            
                            def analysis = readJSON text: analysisResult
                            
                            if (analysis.issues.size() > 0) {
                                currentBuild.result = 'UNSTABLE'
                                echo "Found ${analysis.issues.size()} code quality issues"

                            // Archive results
                            writeJSON file: 'claude-analysis.json', json: analysis
                            archiveArtifacts artifacts: 'claude-analysis.json'



                stage('Security Scan') {
                    steps {
                        sh '''
                            claude-code security-scan . \
                                --format json \
                                --output security-scan.json
                        '''
                        
                        script {
                            def securityResults = readJSON file: 'security-scan.json'
                            if (securityResults.vulnerabilities.size() > 0) {
                                currentBuild.result = 'FAILURE'
                                error("Security vulnerabilities found!")






        stage('Test Generation') {
            when {
                anyOf {
                    changeRequest()
                    branch 'develop'


            steps {
                sh '''
                    # Generate tests for new/modified files
                    modified\_files=$(git diff --name-only HEAD~1)
                    
                    for file in $modified\_files; do
                        if [[ $file =~ \\.(py|js|java)$ ]]; then
                            claude-code generate-tests "$file" \
                                --output-dir tests/generated/
                        fi
                    done
                '''
                
                // Run generated tests
                sh 'pytest tests/generated/ || true'


        stage('Documentation') {
            when {
                branch 'main'

            steps {
                sh '''
                    # Update documentation
                    claude-code generate-docs src/ --output docs/
                    
                    # Update API references
                    claude-code generate-api-docs . \
                        --format openapi \
                        --output docs/api.yaml
                '''
                
                publishHTML([
                    allowMissing: false,
                    alwaysLinkToLastBuild: true,
                    keepAll: true,
                    reportDir: 'docs',
                    reportFiles: 'index.html',
                    reportName: 'Generated Documentation'
                ])



    post {
        always {
            // Archive all Claude Code results
            archiveArtifacts artifacts: '\textbf{/\textit{claude}.json, }/\textit{claude}.html', allowEmptyArchive: true

        failure {
            script {
                // Generate failure analysis
                sh '''
                    claude-code analyze-failure \
                        --build-log "${BUILD\_LOG}" \
                        --test-results "test-results.xml" \
                        --output failure-analysis.md
                '''
                
                // Send notification with analysis
                if (fileExists('failure-analysis.md')) {
                    def analysis = readFile('failure-analysis.md')
                    slackSend(
                        channel: '#dev-alerts',
                        message: "Build failed with Claude Code analysis:\n``\texttt{${analysis}}``"
                    )





\end{lstlisting}

\subsection{GitLab CI Integration}

\begin{lstlisting}[language=bash]
# .gitlab-ci.yml
stages:
\begin{itemize}
\item analyze
\item test
\item document
\item deploy
\end{itemize}

variables:
  CLAUDE\_API\_KEY: $CLAUDE\_API\_KEY

.claude\_setup: &claude\_setup
  before\_script:
\begin{itemize}
\item pip install claude-code
\item claude-code configure --api-key $CLAUDE\_API\_KEY
\end{itemize}

code\_analysis:
  stage: analyze
  image: python:3.9
  <<: *claude\_setup
  script:
\begin{itemize}
\item claude-code analyze . --format gitlab-ci --output analysis.json
\item claude-code security-scan . --format gitlab-sast --output sast-report.json
  artifacts:
    reports:
      codequality: analysis.json
      sast: sast-report.json
    paths:
\item analysis.json
\item sast-report.json
    expire\_in: 1 week
\end{itemize}

generate\_tests:
  stage: test
  image: python:3.9
  <<: *claude\_setup
  script:
\begin{itemize}
\item |
      # Find files with low test coverage
      low\_coverage\_files=$(claude-code find-untested --min-coverage 75)
\end{itemize}
      
      # Generate tests for these files
      for file in $low\_coverage\_files; do
        claude-code generate-tests "$file" --output-dir tests/generated/
      done
    
\begin{itemize}
\item pytest tests/generated/ --junitxml=test-results.xml
  artifacts:
    reports:
      junit: test-results.xml
    paths:
\item tests/generated/
    expire\_in: 1 week
\end{itemize}

update\_docs:
  stage: document
  image: python:3.9
  <<: *claude\_setup
  only:
\begin{itemize}
\item main
  script:
\item claude-code generate-docs . --output docs/
\item claude-code update-readme . --auto-sections
  artifacts:
    paths:
\item docs/
    expire\_in: 1 month
\end{itemize}
\end{lstlisting}

---

\section{Testing Framework Integration}

\subsection{PyTest Integration}

\subsubsection{Custom Claude Code Fixtures}
\begin{lstlisting}[language=Python]
# conftest.py
import pytest
import claude\_code

@pytest.fixture(scope="session")
def claude\_client():
    """Initialize Claude Code client for testing."""
    return claude\_code.Client()

@pytest.fixture
def code\_analyzer(claude\_client):
    """Provide code analysis functionality."""
    return claude\_client.analyzer

@pytest.fixture
def test\_generator(claude\_client):
    """Provide test generation functionality."""
    return claude\_client.test\_generator

@pytest.fixture(autouse=True)
def analyze\_test\_quality(request, claude\_client):
    """Automatically analyze test quality after each test."""
    def analyze\_after\_test():
        if hasattr(request.node, 'location'):
            test\_file = request.node.location[0]
            analysis = claude\_client.analyze\_test\_file(test\_file)
            
            # Store analysis for reporting
            request.node.claude\_analysis = analysis
    
    request.addfinalizer(analyze\_after\_test)
\end{lstlisting}

\subsubsection{Test Generation Helpers}
\begin{lstlisting}[language=Python]
# test\_helpers.py
import claude\_code
from pathlib import Path

def generate\_tests\_for\_module(module\_path: str, test\_dir: str = "tests"):
    """Generate comprehensive tests for a Python module."""
    client = claude\_code.Client()
    
    # Analyze module structure
    analysis = client.analyze\_file(module\_path)
    
    # Generate test cases
    test\_cases = client.generate\_tests(
        module\_path,
        include\_edge\_cases=True,
        include\_integration\_tests=True,
        mock\_external\_dependencies=True
    )
    
    # Write test file
    test\_file\_path = Path(test\_dir) / f"test_{Path(module\_path).stem}.py"
    with open(test\_file\_path, 'w') as f:
        f.write(test\_cases)
    
    return test\_file\_path

def validate\_test\_coverage(source\_dir: str, test\_dir: str, min\_coverage: int = 80):
    """Validate that tests provide adequate coverage."""
    client = claude\_code.Client()
    
    coverage\_report = client.analyze\_coverage(source\_dir, test\_dir)
    
    if coverage\_report.percentage < min\_coverage:
        # Generate missing tests
        missing\_tests = client.generate\_missing\_tests(
            source\_dir,
            current\_coverage=coverage\_report
        )
        
        return {
            'coverage': coverage\_report.percentage,
            'missing\_tests': missing\_tests,
            'recommendations': coverage\_report.recommendations

    return {'coverage': coverage\_report.percentage, 'status': 'adequate'}
\end{lstlisting}

\subsection{Jest Integration (JavaScript/TypeScript)}

\subsubsection{Claude Code Jest Plugin}
\begin{lstlisting}[language=Java]
// jest-claude-plugin.js
const claudeCode = require('claude-code-js');

class ClaudeCodeJestPlugin {
  constructor(options = {}) {
    this.client = new claudeCode.Client(options);
    this.generateMissingTests = options.generateMissingTests || false;
    this.analyzeTestQuality = options.analyzeTestQuality || true;

  async onTestFileResult(testResult) {
    if (this.analyzeTestQuality) {
      const analysis = await this.client.analyzeTestFile(testResult.testFilePath);
      
      // Add analysis to test metadata
      testResult.claudeAnalysis = analysis;
      
      // Generate improvement suggestions
      if (analysis.score < 7) {
        const suggestions = await this.client.improveTests(testResult.testFilePath);
        testResult.improvementSuggestions = suggestions;



  async onTestSuiteComplete(results) {
    if (this.generateMissingTests) {
      const uncoveredFiles = await this.findUncoveredFiles(results);
      
      for (const file of uncoveredFiles) {
        const generatedTests = await this.client.generateTests(file, {
          framework: 'jest',
          includeIntegrationTests: true,
          mockStrategy: 'auto'
        });
        
        const testFileName = file.replace(/\.js$/, '.test.js').replace('src/', 'tests/');
        await this.writeTestFile(testFileName, generatedTests);



  async findUncoveredFiles(results) {
    const coverage = results.coverageMap;
    const uncovered = [];
    
    coverage.files().forEach(filePath => {
      const fileCoverage = coverage.fileCoverageFor(filePath);
      if (fileCoverage.getLineCoverage().pct < 80) {
        uncovered.push(filePath);

    });
    
    return uncovered;

  async writeTestFile(path, content) {
    const fs = require('fs').promises;
    const dir = require('path').dirname(path);
    
    await fs.mkdir(dir, { recursive: true });
    await fs.writeFile(path, content);


module.exports = ClaudeCodeJestPlugin;
\end{lstlisting}

\subsubsection{Jest Configuration}
\begin{lstlisting}[language=Java]
// jest.config.js
const ClaudeCodePlugin = require('./jest-claude-plugin');

module.exports = {
  testEnvironment: 'node',
  collectCoverage: true,
  coverageDirectory: 'coverage',
  coverageReporters: ['text', 'lcov', 'html'],
  
  // Claude Code integration
  setupFilesAfterEnv: ['<rootDir>/jest.claude.setup.js'],
  
  // Custom test runner with Claude integration
  runner: '@jest-runner/claude-enhanced',
  
  // Global configuration
  globals: {
    claudeCode: {
      generateMissingTests: true,
      analyzeTestQuality: true,
      improvementThreshold: 7,
      apiKey: process.env.CLAUDE\_API\_KEY


};
\end{lstlisting}

---

\section{Monitoring and Analytics Tools}

\subsection{Performance Monitoring Integration}

\subsubsection{Application Performance Monitoring}
\begin{lstlisting}[language=Python]
# monitoring/claude\_apm.py
import claude\_code
from datadog import DogStatsd
import logging

class ClaudeCodeAPM:
    def \textbf{init}(self, statsd\_client=None):
        self.client = claude\_code.Client()
        self.statsd = statsd\_client or DogStatsd()
        self.logger = logging.getLogger(\textbf{name})
    
    def analyze\_performance\_regression(self, commit\_hash, baseline\_commit):
        """Analyze performance changes between commits."""
        
        # Get performance metrics for both commits
        current\_metrics = self.get\_performance\_metrics(commit\_hash)
        baseline\_metrics = self.get\_performance\_metrics(baseline\_commit)
        
        # Use Claude Code to analyze differences
        analysis = self.client.analyze\_performance\_diff(
            current\_metrics,
            baseline\_metrics
        )
        
        # Send metrics to monitoring system
        for metric\_name, change in analysis.changes.items():
            self.statsd.gauge(
                f'claude\_code.performance.{metric\_name}',
                change.percentage,
                tags=[f'commit:{commit\_hash}']
            )
        
        # Alert on significant regressions
        if analysis.has\_regressions():
            self.send\_regression\_alert(analysis, commit\_hash)
        
        return analysis
    
    def monitor\_code\_quality\_trends(self, time\_window='7d'):
        """Monitor code quality trends over time."""
        
        # Analyze recent commits
        commits = self.get\_recent\_commits(time\_window)
        quality\_trends = []
        
        for commit in commits:
            quality\_score = self.client.analyze\_commit\_quality(commit.hash)
            quality\_trends.append({
                'commit': commit.hash,
                'timestamp': commit.timestamp,
                'quality\_score': quality\_score.overall,
                'maintainability': quality\_score.maintainability,
                'complexity': quality\_score.complexity,
                'test\_coverage': quality\_score.test\_coverage
            })
        
        # Send trending data
        for trend in quality\_trends:
            self.statsd.gauge('claude\_code.quality.overall', trend['quality\_score'],
                            tags=[f'commit:{trend["commit"]}'])
            self.statsd.gauge('claude\_code.quality.maintainability', trend['maintainability'])
            self.statsd.gauge('claude\_code.quality.complexity', trend['complexity'])
        
        return quality\_trends
\end{lstlisting}

\subsubsection{Custom Dashboards}
\begin{lstlisting}[language=bash]
# grafana-dashboard.json
{
  "dashboard": {
    "title": "Claude Code Development Metrics",
    "panels": [
      {
        "title": "Code Quality Trends",
        "type": "graph",
        "targets": [
          {
            "expr": "claude\_code\_quality\_overall",
            "legendFormat": "Overall Quality"
          },
          {
            "expr": "claude\_code\_quality\_maintainability",
            "legendFormat": "Maintainability"

        ]
      },
      {
        "title": "AI Assistant Usage",
        "type": "stat",
        "targets": [
          {
            "expr": "sum(rate(claude\_code\_sessions\_total[5m]))",
            "legendFormat": "Sessions per minute"

        ]
      },
      {
        "title": "Issue Resolution Time",
        "type": "histogram",
        "targets": [
          {
            "expr": "histogram\_quantile(0.95, claude\_code\_resolution\_time\_seconds)",
            "legendFormat": "95th percentile"

        ]

    ]


\end{lstlisting}

\subsection{Development Environment Setup Guides}

\subsubsection{Automated Environment Setup}
\begin{lstlisting}[language=bash]
# !/bin/bash
# setup-claude-dev-env.sh

set -e

echo "Setting up Claude Code development environment..."

# Detect OS and package manager
OS=$(uname -s)
case "$OS" in
    Darwin)
        PACKAGE\_MANAGER="brew"
        ;;
    Linux)
        if command -v apt-get &> /dev/null; then
            PACKAGE\_MANAGER="apt"
        elif command -v yum &> /dev/null; then
            PACKAGE\_MANAGER="yum"
        fi
        ;;
esac

# Install system dependencies
install\_system\_deps() {
    case "$PACKAGE\_MANAGER" in
        brew)
            brew install python3 node git
            ;;
        apt)
            sudo apt-get update
            sudo apt-get install -y python3 python3-pip nodejs npm git
            ;;
        yum)
            sudo yum install -y python3 python3-pip nodejs npm git
            ;;
    esac

# Install Claude Code and dependencies
install\_claude\_code() {
    pip3 install claude-code
    
    # Install optional dependencies
    pip3 install claude-code[semantic-search]
    pip3 install claude-code[monitoring]
    
    # Verify installation
    claude-code --version

# Configure IDE integrations
setup\_ide\_integrations() {
    echo "Configuring IDE integrations..."
    
    # VS Code
    if command -v code &> /dev/null; then
        echo "Installing VS Code extensions..."
        code --install-extension anthropic.claude-code
        code --install-extension ms-python.python
        code --install-extension ms-vscode.vscode-typescript-next
    fi
    
    # Vim/Neovim
    if command -v nvim &> /dev/null; then
        echo "Setting up Neovim configuration..."
        mkdir -p ~/.config/nvim/lua
        curl -o ~/.config/nvim/lua/claude-code.lua \
            https://raw.githubusercontent.com/anthropic/claude-code/main/integrations/nvim/claude-code.lua
    fi

# Setup git hooks
setup\_git\_hooks() {
    if [ -d ".git" ]; then
        echo "Installing git hooks..."
        
        # Pre-commit hook
        cat > .git/hooks/pre-commit << 'EOF'
# !/bin/sh
# Run Claude Code review on staged files
staged\_files=$(git diff --cached --name-only --diff-filter=ACM)
if [ ! -z "$staged\_files" ]; then
    claude-code review $staged\_files --fail-on-issues
fi
EOF
        chmod +x .git/hooks/pre-commit
        
        # Commit message hook
        cat > .git/hooks/prepare-commit-msg << 'EOF'
# !/bin/sh
COMMIT\_MSG\_FILE=$1
if [ "$2" = "message" ]; then
    changed\_files=$(git diff --cached --name-only)
    enhanced\_msg=$(claude-code enhance-commit-message \
        --files "$changed\_files" \
        --current-message "$(cat $COMMIT\_MSG\_FILE)")
    if [ ! -z "$enhanced\_msg" ]; then
        echo "$enhanced\_msg" > $COMMIT\_MSG\_FILE
    fi
fi
EOF
        chmod +x .git/hooks/prepare-commit-msg
    fi

# Configure monitoring and analytics
setup\_monitoring() {
    echo "Configuring monitoring..."
    
    # Create monitoring configuration
    mkdir -p ~/.claude-code
    cat > ~/.claude-code/monitoring.yaml << EOF
monitoring:
  enabled: true
  metrics:
\begin{itemize}
\item code\_quality
\item session\_duration
\item issue\_resolution\_time
  dashboards:
    grafana:
      url: http://localhost:3000
      api\_key: \${GRAFANA\_API\_KEY}
  alerts:
    quality\_threshold: 7
    regression\_threshold: 10
\end{itemize}
EOF

# Main execution
main() {
    echo "Starting Claude Code development environment setup..."
    
    install\_system\_deps
    install\_claude\_code
    setup\_ide\_integrations
    setup\_git\_hooks
    setup\_monitoring
    
    echo "Setup complete! Claude Code development environment is ready."
    echo ""
    echo "Next steps:"
    echo "1. Configure your API key: claude-code configure --api-key YOUR\_KEY"
    echo "2. Run initial project analysis: claude-code analyze ."
    echo "3. Start development: claude-code --interactive"

main "$@"
\end{lstlisting}

\subsubsection{Docker Development Environment}
\begin{lstlisting}[language=bash]
# Dockerfile.claude-dev
FROM python:3.9-slim

# Install system dependencies
RUN apt-get update && apt-get install -y \
    git \
    nodejs \
    npm \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Install Claude Code
RUN pip install claude-code[all]

# Setup development tools
RUN npm install -g @anthropic/claude-code-cli

# Configure git
RUN git config --global user.name "Claude Code Dev" \
    && git config --global user.email "dev@claude-code.local"

# Setup working directory
WORKDIR /workspace

# Copy development configuration
COPY .claude-code/ /root/.claude-code/
COPY .gitconfig /root/.gitconfig

# Install development dependencies
COPY requirements-dev.txt .
RUN pip install -r requirements-dev.txt

# Setup entry point
COPY docker-entrypoint.sh /usr/local/bin/
RUN chmod +x /usr/local/bin/docker-entrypoint.sh

ENTRYPOINT ["docker-entrypoint.sh"]
CMD ["claude-code", "--interactive"]
\end{lstlisting}

\begin{lstlisting}[language=bash]
# docker-compose.yml for development environment
version: '3.8'

services:
  claude-dev:
    build:
      context: .
      dockerfile: Dockerfile.claude-dev
    volumes:
\begin{itemize}
\item .:/workspace
\item ~/.claude-code:/root/.claude-code
\item ~/.gitconfig:/root/.gitconfig
    environment:
\item CLAUDE\_API\_KEY=${CLAUDE\_API\_KEY}
\item PYTHONPATH=/workspace
    ports:
\item "8080:8080"  # Claude Code web interface
\item "3000:3000"  # Development server
    command: claude-code serve --host 0.0.0.0 --port 8080
\end{itemize}

  monitoring:
    image: grafana/grafana:latest
    ports:
\begin{itemize}
\item "3001:3000"
    environment:
\item GF\_SECURITY\_ADMIN\_PASSWORD=admin
    volumes:
\item grafana-data:/var/lib/grafana
\item ./monitoring/grafana:/etc/grafana/provisioning
\end{itemize}

volumes:
  grafana-data:
\end{lstlisting}

---

This comprehensive tool integration guide provides practical, immediately usable configurations and scripts for integrating Claude Code into various development environments and workflows. The examples are based on real-world usage patterns and can be customized for specific project needs and team preferences.